fixed test case and updated the updated changelog

Author: zookzook

CHANGELOG.md

@@ -5,6 +5,10 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## 0.8.1 (2021-xx-xx) 
+* Enhancements
+  * Fix for serializing BSON Regex without options (thanks to MillionIntegrals)
+  * Misc doc changes (thanks to kianmeng)
 
 ## 0.8.0 (2021-11-07) (0.7.5 was not published)
 * Enhancements

test/bson/types_test.exs

@@ -44,7 +44,7 @@ defmodule BSON.TypesTest do
 
   test "inspect BSON.Regex" do
     value = %BSON.Regex{pattern: "abc"}
-    assert inspect(value) == "#BSON.Regex<\"abc\">"
+    assert inspect(value) == "#BSON.Regex<\"abc\", \"\">"
 
     value = %BSON.Regex{pattern: "abc", options: "i"}
     assert inspect(value) == "#BSON.Regex<\"abc\", \"i\">"